package findErr;
interface Playable {     
	void play(); 
} 

interface Bounceable {     
	void play(); 
	
} 

interface Rollable extends Playable, Bounceable {     
	Ball ball = new Ball("PingPang"); 
} 

class Ball implements Rollable {     
	private String name;     
	public String getName() {         
		return name;     
	}     
	
	public Ball(String name) { 
		  this.name =name;             
	}    
	
	public void play() {         
		ball = new Ball("Football");         
		System.out.println(ball.getName());     
	} 
	
} 